public class StringToBasic{
	public static void main(String[] args) {
		int n1 = 100;
		String str1 = n1 + "";
		System.out.println(str1);

		String s5 = "1000";
		int a = Integer.parseInt(s5);
		System.out.println("a="+s5);
		boolean b = Boolean.parseBoolean("true");
		System.out.println("b="+b);

		System.out.println(s5.charAt(0));
	}
}